What is the modern version of these cells called?

Which of the rock examples below is most likely to be metamorphic

Which statements correspond to cellular respiration? co2 diffuses passively into the cell. co2 diffuses passively out of the cell. co2 must be pumped out of the cell. o2 diffuses passively when produced inside the cell. o2 diffuses passively when converted to co2. o2 is pumped in and forces co2 out.

Look at the photo of the leaf. which term best describes this leaf?